21132040022 has 8 divisors (see below), whose sum is σ = 31725603072. Its totient is φ = 10556839000.

The previous prime is 21132040021. The next prime is 21132040067. The reversal of 21132040022 is 22004023112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132040021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4587629 + ... + 4592232.

It is an arithmetic number, because the mean of its divisors is an integer number (3965700384).

Almost surely, 2^21132040022 is an apocalyptic number.

21132040022 is a deficient number, since it is larger than the sum of its proper divisors (10593563050).

21132040022 is a wasteful number, since it uses less digits than its factorization.

21132040022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9181014.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 21132040022 its reverse (22004023112), we get a palindrome (43136063134).

The spelling of 21132040022 in words is "twenty-one billion, one hundred thirty-two million, forty thousand, twenty-two".